I think the so called TRANSITIONALE are also interesting for the movement 3075, first quick-set-date and only eigth years in production. Pictures my 16758. Best Walter
16 750, 16 760, these are two GMT MASTER references which are worth a consideration. Produced for a few years, just between the reigns of the 1675 and the 16 700 / 16 710, the 16750 showed to faces, vintage and modern, and painted matte dial versus circle...
Still have it, still wear it regularly. It's the earlier Matte dial. I've been thinking, for about 10 years of getting a new insert. Of course over those 10 years the prices of inserts have gone bananas! ...